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Protection & Small Signal Discretes

onsemi Protection & Small Signal Discretes are a portfolio of over 8000 discretes available in 176 packages. The portfolio features high performance small signal Schottky in the industry's smallest form factor. Standard & automotive small signal products are available.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.
Small Signal Switching Diodes Small Signal Diode MMSD3070 onsemi 1: HK$1.81 757,649In Stock	Mfr. Part No. MMSD3070 Mouser Part No 512-MMSD3070	onsemi	Small Signal Switching Diodes Small Signal Diode Learn More about onsemi on semi small signal switching diodes	Datasheet	757,649In Stock	Cut Tape HK$1.81 HK$1.06 HK$0.806 HK$0.575 Reel HK$0.436 View HK$0.485 HK$0.395 HK$0.362 HK$0.304 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Operational Amplifiers - Op Amps DUAL PRECISION OPAMP NCS2333DMR2G onsemi 1: HK$8.14 74,483In Stock	Mfr. Part No. NCS2333DMR2G Mouser Part No 863-NCS2333DMR2G	onsemi	Operational Amplifiers - Op Amps DUAL PRECISION OPAMP Learn More about onsemi on semi ncxx333 op amps	Datasheet	74,483In Stock	Cut Tape HK$8.14 HK$5.67 HK$5.09 HK$4.45 View Reel HK$3.28 HK$4.13 HK$3.95 HK$3.80 HK$3.64 HK$3.28 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Schottky Diodes & Rectifiers SS DUAL COMMON CATHODE SBAT54CLT1G onsemi 1: HK$2.55 434,573In Stock	Mfr. Part No. SBAT54CLT1G Mouser Part No 863-SBAT54CLT1G	onsemi	Schottky Diodes & Rectifiers SS DUAL COMMON CATHODE	Datasheet	434,573In Stock	Cut Tape HK$2.55 HK$1.11 HK$0.97 HK$0.715 Reel HK$0.518 View HK$0.469 HK$0.403 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
USB Interface IC USB TYPE-C FUSB302TMPX onsemi 1: HK$7.97 50,505In Stock	Mfr. Part No. FUSB302TMPX Mouser Part No 512-FUSB302TMPX	onsemi	USB Interface IC USB TYPE-C Learn More about onsemi on semi fusb302t usb controllers	Datasheet	50,505In Stock	Cut Tape HK$7.97 HK$6.16 HK$5.72 HK$5.70 Reel HK$4.86 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Controllers SECONDARY SIDE SYNCH NCP4305DMNTWG onsemi 1: HK$15.78 15,091In Stock	Mfr. Part No. NCP4305DMNTWG Mouser Part No 863-NCP4305DMNTWG	onsemi	Switching Controllers SECONDARY SIDE SYNCH Learn More about onsemi on semi usb type c	Datasheet	15,091In Stock	Cut Tape HK$15.78 HK$11.59 HK$10.52 HK$9.37 View Reel HK$7.33 HK$8.88 HK$8.47 HK$7.91 HK$7.33 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Small Signal Switching Diodes SS SWCH DIO 250V NSVBAS21HT3G onsemi 1: HK$2.06 249,989In Stock	Mfr. Part No. NSVBAS21HT3G Mouser Part No 863-NSVBAS21HT3G	onsemi	Small Signal Switching Diodes SS SWCH DIO 250V Learn More about onsemi on semi small signal switching diodes	Datasheet	249,989In Stock	Cut Tape HK$2.06 HK$0.871 HK$0.74 HK$0.543 View Reel HK$0.288 HK$0.501 HK$0.477 HK$0.288 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Switching Controllers SECONDARY SIDE SYNCHRONOUS RECTIFICATION DRIVER FOR HIGH EFFICIENCY SMPS TOPOLOGIES NCP4305DMTTWG onsemi 1: HK$10.69 5,569In Stock	Mfr. Part No. NCP4305DMTTWG Mouser Part No 863-NCP4305DMTTWG	onsemi	Switching Controllers SECONDARY SIDE SYNCHRONOUS RECTIFICATION DRIVER FOR HIGH EFFICIENCY SMPS TOPOLOGIES Learn More about onsemi on semi usb type c	Datasheet	5,569In Stock	Cut Tape HK$10.69 HK$7.72 HK$6.99 HK$6.17 Reel HK$5.15 View HK$5.79 HK$5.55 HK$5.30 HK$5.02 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Controllers SECONDARY SIDE SYNCH RONOU NCP4306AADZZZAMNTWG onsemi 1: HK$10.11 6,569In Stock	Mfr. Part No. NCP4306AADZZZAMNTWG Mouser Part No 863-4306AADZZZAMNTWG	onsemi	Switching Controllers SECONDARY SIDE SYNCH RONOU Learn More about onsemi ncp4306 drivers	Datasheet	6,569In Stock	Cut Tape HK$10.11 HK$5.36 HK$5.00 HK$4.64 Reel HK$4.63 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
MOSFETs SWITCHING DEVICE ECH8310-TL-H onsemi 1: HK$15.37 6,000In Stock	Mfr. Part No. ECH8310-TL-H Mouser Part No 863-ECH8310-TL-H	onsemi	MOSFETs SWITCHING DEVICE Learn More about onsemi on semi usb type c	Datasheet	6,000In Stock	Cut Tape HK$15.37 HK$9.54 HK$6.26 HK$4.92 Reel HK$3.80 View HK$4.20 HK$3.37 HK$3.26 HK$3.20 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Schottky Diodes & Rectifiers RF SCHOTTKY BARRIER NSVR201MXT5G onsemi 1: HK$4.52 7,436In Stock	Mfr. Part No. NSVR201MXT5G Mouser Part No 863-NSVR201MXT5G	onsemi	Schottky Diodes & Rectifiers RF SCHOTTKY BARRIER Learn More about onsemi on semi small signal rf discretes	Datasheet	7,436In Stock	Cut Tape HK$4.52 HK$2.83 HK$2.29 HK$2.19 View Reel HK$1.94 HK$2.10 HK$2.07 HK$1.94 HK$1.94	Min.: 1 Mult.: 1 : 8,000
Switching Controllers USB-PD WITH 2 SWITCH BUCK onsemi NCP81231MNTXG NCP81231MNTXG onsemi 1: HK$19.32 47,595In Stock NRND	Mfr. Part No. NCP81231MNTXG Mouser Part No 863-NCP81231MNTXG NRND	onsemi	Switching Controllers USB-PD WITH 2 SWITCH BUCK Learn More about onsemi on semi usb type c	Datasheet	47,595In Stock	Cut Tape HK$19.32 HK$14.30 HK$13.07 HK$11.67 View Reel HK$8.96 HK$11.01 HK$10.69 HK$10.28 HK$8.96 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
AC/DC Converters HV QUASI-RESONANT CONTROLLER FEATURING VALLEY LOCKOUT SWITCHING onsemi NCP1340B3D1R2G NCP1340B3D1R2G onsemi 1: HK$10.93 8,559In Stock	Mfr. Part No. NCP1340B3D1R2G Mouser Part No 863-NCP1340B3D1R2G	onsemi	AC/DC Converters HV QUASI-RESONANT CONTROLLER FEATURING VALLEY LOCKOUT SWITCHING Learn More about onsemi on semi usb type c	Datasheet	8,559In Stock	Cut Tape HK$10.93 HK$8.19 HK$7.13 HK$6.30 View Reel HK$5.02 HK$5.92 HK$5.89 HK$5.02 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Small Signal Switching Diodes SS SWITCHING DIODE NSD914F3T5G onsemi 1: HK$3.86 619In Stock 8,000On Order	Mfr. Part No. NSD914F3T5G Mouser Part No 863-NSD914F3T5G	onsemi	Small Signal Switching Diodes SS SWITCHING DIODE Learn More about onsemi on semi small signal switching diodes	Datasheet	619In Stock 8,000On Order	Cut Tape HK$3.86 HK$1.71 HK$1.49 HK$1.11 Reel HK$0.534 View HK$1.01 HK$0.797 HK$0.60 HK$0.493 MouseReel Available	Min.: 1 Mult.: 1 : 8,000
Small Signal Switching Diodes 75V MED SPEED SWTCH BAS16HT3G onsemi 1: HK$0.986 4,331In Stock 110,000Expected 31/5/2027	Mfr. Part No. BAS16HT3G Mouser Part No 863-BAS16HT3G	onsemi	Small Signal Switching Diodes 75V MED SPEED SWTCH Learn More about onsemi on semi small signal switching diodes	Datasheet	4,331In Stock 110,000Expected 31/5/2027	Cut Tape HK$0.986 HK$0.436 HK$0.378 HK$0.271 View Reel HK$0.132 HK$0.247 HK$0.238 HK$0.206 HK$0.132 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Small Signal Switching Diodes 75V SWITCH DIODE SS SOT23 NSVBAS116LT3G onsemi 1: HK$1.23 70,178In Stock	Mfr. Part No. NSVBAS116LT3G Mouser Part No 863-NSVBAS116LT3G	onsemi	Small Signal Switching Diodes 75V SWITCH DIODE SS SOT23 Learn More about onsemi on semi small signal switching diodes	Datasheet	70,178In Stock	Cut Tape HK$1.23 HK$0.534 HK$0.469 HK$0.337 View Reel HK$0.197 HK$0.304 HK$0.296 HK$0.255 HK$0.197 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Switching Controllers SYNC-RECTIFER CONTROLLER NCP43080DMNTWG onsemi 1: HK$8.80 1,483In Stock	Mfr. Part No. NCP43080DMNTWG Mouser Part No 863-NCP43080DMNTWG	onsemi	Switching Controllers SYNC-RECTIFER CONTROLLER Learn More about onsemi ncp43080 controller	Datasheet	1,483In Stock	Cut Tape HK$8.80 HK$5.39 Reel HK$5.38 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
JFETs NCH J-FET NSVJ3557SA3T1G onsemi 1: HK$7.56 6,466In Stock	Mfr. Part No. NSVJ3557SA3T1G Mouser Part No 863-NSVJ3557SA3T1G	onsemi	JFETs NCH J-FET Learn More about onsemi on semi small signal rf discretes	Datasheet	6,466In Stock	Cut Tape HK$7.56 HK$3.46 HK$2.89 HK$2.22 Reel HK$1.64 View HK$1.99 HK$1.55 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Switching Controllers SECONDARY SIDE SYNCHRONOU NCP43080DDR2G onsemi 1: HK$4.19 3,547In Stock	Mfr. Part No. NCP43080DDR2G Mouser Part No 863-NCP43080DDR2G	onsemi	Switching Controllers SECONDARY SIDE SYNCHRONOU Learn More about onsemi ncp43080 controller	Datasheet	3,547In Stock	Cut Tape HK$4.19 HK$3.44 Reel HK$2.91 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Small Signal Switching Diodes SS SWCH DIO 200V SBAS20HT1G onsemi 1: HK$2.71 27In Stock 27,000Expected 12/1/2027	Mfr. Part No. SBAS20HT1G Mouser Part No 863-SBAS20HT1G	onsemi	Small Signal Switching Diodes SS SWCH DIO 200V Learn More about onsemi on semi small signal switching diodes	Datasheet	27In Stock 27,000Expected 12/1/2027	Cut Tape HK$2.71 HK$1.55 HK$0.954 HK$0.682 HK$0.60 Reel HK$0.526 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
USB Switch ICs USB 3.1, 5 Gbps SuperSpeed Switch FUSB340TMX onsemi 1: HK$9.21 31,167In Stock	Mfr. Part No. FUSB340TMX Mouser Part No 512-FUSB340TMX	onsemi	USB Switch ICs USB 3.1, 5 Gbps SuperSpeed Switch Learn More about onsemi fusb340 superspeed switch	Datasheet	31,167In Stock	Cut Tape HK$9.21 HK$6.62 HK$5.93 HK$5.24 View Reel HK$4.31 HK$4.89 HK$4.72 HK$4.58 HK$4.41 HK$4.31 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Switching Controllers I2C CONFIGURABLE 4 SWITCH NCP81239MNTXG onsemi 1: HK$17.51 15,673In Stock	Mfr. Part No. NCP81239MNTXG Mouser Part No 863-NCP81239MNTXG	onsemi	Switching Controllers I2C CONFIGURABLE 4 SWITCH Learn More about onsemi ncp81239 controller	Datasheet	15,673In Stock	Cut Tape HK$17.51 HK$12.91 HK$11.75 HK$10.52 View Reel HK$8.22 HK$9.86 HK$9.78 HK$8.22 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Operational Amplifiers - Op Amps DUAL PRECISION OPAMP NCS2333DR2G onsemi 1: HK$11.18 33,332In Stock 21,000Expected 10/11/2026	Mfr. Part No. NCS2333DR2G Mouser Part No 863-NCS2333DR2G	onsemi	Operational Amplifiers - Op Amps DUAL PRECISION OPAMP Learn More about onsemi on semi ncxx333 op amps	Datasheet	33,332In Stock 21,000Expected 10/11/2026	Cut Tape HK$11.18 HK$8.09 HK$7.32 HK$6.47 View Reel HK$5.04 HK$6.06 HK$5.93 HK$5.04 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
USB Interface IC USB TYPE-C FUSB302B10MPX onsemi 1: HK$14.30 3,541In Stock	Mfr. Part No. FUSB302B10MPX Mouser Part No 512-FUSB302B10MPX	onsemi	USB Interface IC USB TYPE-C Learn More about onsemi on semi usb type c	Datasheet	3,541In Stock	Cut Tape HK$14.30 HK$10.52 HK$9.54 HK$8.55 View Reel HK$6.69 HK$7.97 HK$7.88 HK$6.69 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
USB Interface IC USB TYPE-C FUSB302B11MPX onsemi 1: HK$14.30 4,885In Stock	Mfr. Part No. FUSB302B11MPX Mouser Part No 512-FUSB302B11MPX	onsemi	USB Interface IC USB TYPE-C Learn More about onsemi on semi usb type c	Datasheet	4,885In Stock	Cut Tape HK$14.30 HK$10.52 HK$9.54 HK$8.55 View Reel HK$6.74 HK$7.97 HK$7.94 HK$6.74 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
USB Interface IC 302B Type-C Control IC with PD FUSB302BMPX onsemi 1: HK$9.12 5,389In Stock 3,000Expected 29/1/2027	Mfr. Part No. FUSB302BMPX Mouser Part No 512-FUSB302BMPX	onsemi	USB Interface IC 302B Type-C Control IC with PD Learn More about onsemi on semi usb type c	Datasheet	5,389In Stock 3,000Expected 29/1/2027	Cut Tape HK$9.12 HK$6.72 HK$6.11 HK$5.39 View Reel HK$4.42 HK$5.32 HK$5.21 HK$4.42 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

Protection & Small Signal Discretes

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Protection & Small Signal Discretes

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